sightsee: Fix parsing of VERSION variable

sightsee: Add debug mode

sightsee: Provide a default regex

sightsee: Print a warning if no release was extracted

sightsee: Fix syntax error

sightsee: Allow for spaces in the regex

sightsee: Make test mode show all unique matches

sightsee: Improve parsing

Make so that the Watch line can come in any order; it was confusing before
because it needed to happen after VERSION was defined.

sightsee: Add test mode

Implement sorcery sightsee command

Implement support for external commands

Executable binaries added to /usr/lib/sorcery/cmd/ will be used as
sub-commands for Sorcery.

The sub-commands must implement the --help argument.

Set corrcet branch & version for release

protected: added more libraries for safe glibc installation

protected: Update for newer glibc

Protect:
- /lib/ld-linux-*
- /lib/ld.so*
- /lib/libc.so*
- /usr/lib/libc.so*

protected: Sort

libsecurity, libsorcery: adapted for grep 3.8 (egrep -> grep -E)

Update ChangeLog

gaze: Streamline show-spell-version functions

Change the behavior to only print grimoires containing the spell.

Deduplicate code by rebasing two functions on top of
gaze_show_spell_version_table.

Changes to gaze_show_spell_version_table:
- Take a list of grimoires
- Avoid printing the table if no spells have been specified

Rebased functions:
- gaze_show_versions

Removed functions:
- gaze_show_section_version_table

Update ChangeLog

scribe: Fix updating from tarballs

Fixes: 878079e1d3d4 ("scribe: don't download/clone all over again when updating")